/*
 * Copyright (C) 2010 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.hierarchyviewerlib.actions;

import com.android.hierarchyviewerlib.HierarchyViewerDirector;

import org.eclipse.andmore.base.resources.ImageFactory;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Shell;

public class SaveTreeViewAction extends TreeViewEnabledAction implements ImageAction {

    private static SaveTreeViewAction sAction;

    private Image mImage;

    private Shell mShell;

    private SaveTreeViewAction(Shell shell) {
        super("&Save as PNG");
        this.mShell = shell;
        setAccelerator(SWT.MOD1 + 'S');
        ImageFactory imageFactory = HierarchyViewerDirector.getDirector().getImageFactory();
        mImage = imageFactory.getImageByName("save.png"); //$NON-NLS-1$
        setImageDescriptor(ImageDescriptor.createFromImage(mImage));
        setToolTipText("Save the tree view as a PNG image");
    }

    public static SaveTreeViewAction getAction(Shell shell) {
        if (sAction == null) {
            sAction = new SaveTreeViewAction(shell);
        }
        return sAction;
    }

    @Override
    public void run() {
        HierarchyViewerDirector.getDirector().saveTreeView(mShell);
    }

    @Override
    public Image getImage() {
        return mImage;
    }
}
